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Recent questions tagged units and measurements
+3
votes
1
answer
Deduce dimensional formula of— (i) Boltzmann’* constant (ii) mechanical equivalent of heat.
asked
Apr 6, 2019
in
Class 12
by
kratos
neet
class-11
jee
nature of physical world and measurement
aiims
jee mains
units and measurements
+3
votes
1
answer
State the number of significant figures in the following:
asked
Apr 5, 2019
in
Class 11
by
kratos
class-11
units and measurements
+3
votes
1
answer
Give a method to determine the distance of a near star from earth.
asked
Apr 5, 2019
in
Class 11
by
kratos
class-11
units and measurements
+3
votes
1
answer
Using mass (M), length (L), time (T) and current (A) as fundamental quantities, the dimensions of permittivity are
asked
Apr 5, 2019
in
Class 12
by
kratos
neet
jee
aiims
jee mains
units and measurements
+2
votes
1
answer
If c, the velocity of light, g the acceleration due to gravity and P the atmospheric pressure be the fundamental quantities in MKS system,
asked
Apr 5, 2019
in
JEE
by
kratos
circuits
class-11
jee
nature of physical world and measurement
jee mains
units and measurements
+3
votes
1
answer
If x = at + bt^2 where x is in meters and t is in seconds. What are the
asked
Apr 5, 2019
in
Class 11
by
kratos
motion along a straight line
class-11
nature of physical world and measurement
units and measurements
+3
votes
1
answer
If surface tension (*), Moment of Inertia (I) and Plank'* constant (h), were to be taken as the fundamental units, the dimensional formula
asked
Apr 4, 2019
in
JEE
by
kratos
cbse
class-11
nature of physical world and measurement
jee
jee mains 2019
jee mains
units and measurements
+2
votes
1
answer
A book with many printing errors contains four different formulas for the displacement y of a particle under going a certain periodic motion :
asked
Apr 4, 2019
in
Class 11
by
kratos
class-11
units and measurements
+2
votes
1
answer
If E, m, J and G denote energy, mass and angular momentum and gravitational constant the dimensions
asked
Apr 2, 2019
in
Class 11
by
kratos
class-11
physical world & measurement
units and measurements
+1
vote
1
answer
Which of the following is not a characteristics of Planck’* quantum theory of radiation?
asked
Apr 2, 2019
in
JEE
by
kratos
class-11
jee
kvpy
atomic structure
jee mains
units and measurements
structure of atom
+3
votes
1
answer
Dimensional formula for conductance is .......
asked
Apr 2, 2019
in
Class 12
by
kratos
class-11
neet
aiims
units and measurements
+2
votes
1
answer
State the Limitations of Dimensional Analysis.
asked
Apr 1, 2019
in
Class 11
by
kratos
class-11
units and measurements
cbse
+2
votes
1
answer
In the graph showing Maxwell Boltzman distribution of energy, ___________.
asked
Apr 1, 2019
in
JEE
by
kratos
cbse
jee
jee mains
class-12
chemical kinetics
units and measurements
+2
votes
1
answer
A student measures the distance traversed in free fall of a body, initially at rest, in a given time.
asked
Apr 1, 2019
in
Class 12
by
kratos
neet
units and measurements
+3
votes
1
answer
Why is white light considered to be poll-chromatic in nature?
asked
Mar 31, 2019
in
JEE
by
kratos
cbse
geometrical optics
political parties and pressure groups
class-11
jee
class-9
optics
jee mains
election
class-12
units and measurements
+2
votes
1
answer
Which of the following pairs does not have same dimensions ? (a) Impulse and momentum
asked
Mar 31, 2019
in
Class 12
by
kratos
class-11
neet
units and measurements
+1
vote
1
answer
Range of weak nuclear force is ......
asked
Mar 31, 2019
in
JEE
by
kratos
units and measurements
jee mains
jee
+3
votes
1
answer
One of the satellites of Jupiter has an orbital ****** of 1.769 days and the radius of the orbit is 4.22 × 10^8m.
asked
Mar 31, 2019
in
Class 11
by
kratos
gravitation
class-11
units and measurements
+2
votes
1
answer
The time of oscillation 't' of a small drop of a liquid under surface tension (*) depends upon the density d,
asked
Mar 30, 2019
in
JEE
by
kratos
physical world
measurement
class-11
jee
jee mains
units and measurements
+3
votes
1
answer
The mass and volume of a body are 4.237 g and 2.5 cm^3, respectively. The density of the material of the body in correct significant figures is
asked
Mar 30, 2019
in
JEE
by
kratos
class-11
jee
units and measurements
jee mains
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